WAC 296-806-405   Summary.  

     • In addition to the requirements in this section, you need to refer to the following sections of this chapter in order to fully protect your employees from machine hazards.

     • Requirements for all machines, WAC 296-806-200 and 296-806-300.

     • You need to refer to Portable power tools, chapter 296-807 WAC for requirements relating to hand-held abrasive wheel tools.

     This section applies to machines that are not hand held and that use an abrasive wheel.

Exemption:

This rule does not apply to natural sandstone wheels and metal, wooden, cloth or paper discs having a layer of abrasive on the surface.

     Definition:

     An abrasive wheel is a grinding tool consisting of bonded abrasive grains. This includes diamond and reinforced wheels.

     Your responsibility:

     To make sure abrasive wheel machines and wheels are safe to use.

     You must:

     GENERAL REQUIREMENTS FOR ABRASIVE WHEELS

     Make sure abrasive wheels and machines are properly designed and constructed

     WAC 296-806-40502.

     Make sure machines have safety guards

     WAC 296-806-40504.

     Make sure safety guards meet specific requirements

     WAC 296-806-40506.

     Provide a tongue guard on bench, pedestal, floorstand, and cylindrical grinders

     WAC 296-806-40508.

     Use a work rest for off-hand grinding

     WAC 296-806-40510.

     MOUNTING ABRASIVE WHEELS

     Make sure abrasive wheels are safe to use

     WAC 296-806-40512.

     Mount wheels properly

     WAC 296-806-40514.

     Use proper flanges

     WAC 296-806-40516.

     Make sure flanges are in good condition

     WAC 296-806-40518.

     Use specific flanges for Type 1 cutting-off wheels

     WAC 296-806-40520.

     Use specific flanges for Type 27A cutting-off wheels

     WAC 296-806-40522.

     Use blotters when required

     WAC 296-806-40524.

     Meet specific blotter requirements when using modified Types 6 and 11 wheels (terrazzo)

     WAC 296-806-40526.



[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. 07-03-163, § 296-806-405, filed 1/24/07, effective 4/1/07; 04-14-028, § 296-806-405, filed 6/29/04, effective 1/1/05.]